Xi'an New Force Energy Engineering Co.,Ltd
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Hot Rolled Seamless Alloy Steel Pipe , Heat Exchanger Seamless Tube Pipe T12
Seamless Alloy Steel Tubes according to ASME SA 213 Grade T12 are reheated and furnished in full annlealed,isothermal annealed or normalized quenched and tempered condition. ASME SA 213 Grade T12 Alloy Steel Seamless Tubes have a typical chemistry with additions of 0.80-1.25 Chromium and 0.44-0.65 Molybdenum. Bearing minimum tensile strength of 415 Mpa ASME SA 213 Grade T12 Tubes have minimum yield strength of 220 Mpa.
1. Ordering Information
Quantity (feet, meters, or number of lengths),
Name of material (seamless tubes),
Grade (T11),
Condition (hot finished or cold finished),
Size (outside diameter and minimum wall thickness),
Length (specific or random),
Hydrostatic Test or Nondestructive Electric Test
Increased Sulfur, and
Special requirements and any supplementary requirements selected.
2. Standards:
ASTM A213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
3. Application:
Power plant; Boilers; Heat-Exchangers; Chemical Fertilizer; Petrochemicals; Offshore Oils; Gas Productions; Refineries and etc.
4. Chemical Requirements
| Chemical Requirements | |||||||||
| Grade | UNS Designation | Composition, % | |||||||
| C | Mn | p | S | Si | Cr | Mo | Other Elements | ||
| max | max | ||||||||
| T12 | K11562 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | 0.50 max | 0.80-1.25 | 0.44-0.65 | |
5. Mechanical Properties
Tensile Strength min: 60ksi/415MPa
Yield Strength min: 30ksi/205MPa
6. Available Size Range
| OD | Thickness | ||
| mm | inch | mm | SCH |
| 60.3~141.3 | 2''~ 5'' | 2.11~19.05 | SCH10~XXS |
| * If the steel grades and size you are looking for are not listed above, please contact us for further information. | |||
7. Heat Treatment Requirements
| Heat Treatment Requirements | |||||
| Grade | UNS Number | Heat Treat Type | Austenitizing/Solutioning Temperature min or range | Cooling Media | Subcritical Annealing or Tempering Temperature min or range °F 【°C】 |
| T12 | K11562 | full or isothermal anneal normalize and temper subcritical anneal | … | … | 1200 to 1350 °F 【650 to 730°C】 |
